/*
 * jPOS Project [http://jpos.org]
 * Copyright (C) 2000-2015 Alejandro P. Revilla
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.jpos.q2.qbean;

import org.jpos.q2.Q2;
import org.jpos.q2.QBeanSupport;
import org.jpos.space.LocalSpace;
import org.jpos.space.Space;
import org.jpos.space.SpaceFactory;

import javax.management.ObjectName;
import java.util.Set;

/**
 * Space Adaptor
 *
 * @author Alejandro Revilla
 * @version $Revision$ $Date$
 */

public class SpaceAdaptor
		extends QBeanSupport
		implements SpaceAdaptorMBean {
	private Space sp = null;
	private String spaceName = null;
	private ObjectName objectName = null;

	public SpaceAdaptor() {
		super();
	}

	protected void startService() throws Exception {
		if (spaceName == null)
			sp = SpaceFactory.getSpace();
		else
			sp = SpaceFactory.getSpace(spaceName);

		objectName = new ObjectName(Q2.QBEAN_NAME +
				getName() + ",space=" +
				(spaceName != null ? spaceName : "default")
		);
		getServer().getMBeanServer().registerMBean(sp, objectName);
	}

	protected void stopService() throws Exception {
		getServer().getMBeanServer().unregisterMBean(objectName);
	}

	public synchronized void setSpaceName(String spaceName) {
		this.spaceName = spaceName;
		setAttr(getAttrs(), "spaceName", spaceName);
		setModified(true);
	}

	public String getSpaceName() {
		return spaceName;
	}

	public Set getKeys() {
		if (sp instanceof LocalSpace)
			return ((LocalSpace) sp).getKeySet();
		return null;
	}
}

